Technical Articles

This article focuses on the technical characteristics and application systems of mass spectrometry-grade proteases, systematically elaborating on the central role of proteases in proteomics sample preparation and their decisive influence on mass spectrometry identification results through enzymatic specificity. It analyzes the functional features and applicable scenarios of commonly used mass spectrometry-grade proteases such as trypsin and Glu-C, and discusses the quality control standards and selection strategies for mass spectrometry-grade proteases.